Update content of files

data/comments.app/test_webview.html

@@ -114,6 +114,7 @@
   <button id="with_webview_btn" onclick="sendMessage('', true);">Send «Hello, World!» with inline webview button</button>
   <button id="data_btn" onclick="sendTime();">Send current time to bot</button>
   <button id="spam_btn" onclick="sendTime(true);">Send current time to bot (x100)</button>
+  <button onclick="webviewExpand();">Expand Webview</button>
       <div id="btn_status" class="hint" style="display: none;">
       </div>
       <p>Test links:</p>
@@ -124,6 +125,12 @@
         <li><a href="https://t.me/like">LikeBot t.me link</a> (opens inside Telegram app)</li>
         <li><a href="tg://resolve?domain=vote">VoteBot tg:// link</a> (does not open)</li>
       </ul>
+      <p>Test permissions:</p>
+      <ul>
+        <li><a href="javascript:;" onclick="return requestLocation(this);">Request Location</a> <span></span></li>
+        <li><a href="javascript:;" onclick="return requestVideo(this);">Request Video</a> <span></span></li>
+        <li><a href="javascript:;" onclick="return requestAudio(this);">Request Audio</a> <span></span></li>
+      </ul>
       <pre><code id="webview_data"></code></pre>
       <div class="hint">
         Data passed to webview.
@@ -200,9 +207,44 @@ function sendTime(spam) {
     Telegram.WebApp.sendData(new Date().toString());
   }
 }
+function webviewExpand() {
+  Telegram.WebApp.expand();
+}
 function webviewClose() {
   Telegram.WebApp.close();
 }
+function requestLocation(el) {
+  if (navigator.geolocation) {
+    navigator.geolocation.getCurrentPosition(function (position) {
+      $(el).next('span').html('(' + position.coords.latitude + ', ' + position.coords.longitude + ')').attr('class', 'ok');
+    });
+  } else {
+    $(el).next('span').html('Geolocation is not supported in this browser.').attr('class', 'err');
+  }
+  return false;
+}
+function requestVideo(el) {
+  if (navigator.mediaDevices) {
+    navigator.mediaDevices.getUserMedia({ audio: false, video: true }).then(function(stream) {
+      $(el).next('span').html('(Access granted)').attr('class', 'ok');
+    });
+  } else {
+    $(el).next('span').html('Media devices is not supported in this browser.').attr('class', 'err');
+  }
+  return false;
+}
+function requestAudio(el) {
+  if (navigator.mediaDevices) {
+    navigator.mediaDevices.getUserMedia({ audio: true, video: false }).then(function(stream) {
+      $(el).next('span').html('(Access granted)').attr('class', 'ok');
+    });
+  } else {
+    $(el).next('span').html('Media devices is not supported in this browser.').attr('class', 'err');
+  }
+  return false;
+}
+
+
 $('#main_btn').toggle(!!WebAppData.query_id);
 $('#with_webview_btn').toggle(!!WebAppData.query_id && !WebAppData.receiver);
 $('#data_btn,#spam_btn').toggle(!WebAppData.query_id || !WebAppData.receiver);
@@ -228,12 +270,10 @@ if (WebAppData.query_id && WebAppDataRaw) {
   });
 }
 $('body').css('visibility', '');
-Telegram.WebApp.MainButton.setParams({
-  text: 'CLOSE WEBVIEW',
-  is_visible: true
-}).onClick(function() {
-  webviewClose();
-});
+Telegram.WebApp.MainButton
+  .setText('CLOSE WEBVIEW')
+  .show()
+  .onClick(function(){ webviewClose(); });
 
 
 </script>

data/telegram.org/js/telegram-webview.js

@@ -264,11 +264,41 @@
     var isVisible = false;
     var isActive = true;
     var isProgressVisible = false;
-    var buttonText = '';
+    var buttonText = 'CONTINUE';
     var buttonColor = false;
     var buttonTextColor = false;
     var onClickCallback = null;
 
+    var mainButton = {};
+    Object.defineProperty(mainButton, 'text', {
+      set: function(val){ mainButton.setParams({text: val}); },
+      get: function(){ return buttonText; },
+      enumerable: true
+    });
+    Object.defineProperty(mainButton, 'color', {
+      set: function(val){ mainButton.setParams({color: val}); },
+      get: function(){ return buttonColor || themeParams.button_color || '#2481cc'; },
+      enumerable: true
+    });
+    Object.defineProperty(mainButton, 'textColor', {
+      set: function(val){ mainButton.setParams({text_color: val}); },
+      get: function(){ return buttonTextColor || themeParams.button_text_color || '#ffffff'; },
+      enumerable: true
+    });
+    Object.defineProperty(mainButton, 'isVisible', {
+      set: function(val){ mainButton.setParams({is_visible: val}); },
+      get: function(){ return isVisible; },
+      enumerable: true
+    });
+    Object.defineProperty(mainButton, 'isProgressVisible', {
+      get: function(){ return isProgressVisible; },
+      enumerable: true
+    });
+    Object.defineProperty(mainButton, 'isActive', {
+      get: function(){ return isActive; },
+      enumerable: true
+    });
+
     onEvent('main_button_pressed', onMainButtonPressed);
 
     var debugBtn = null, debugBtnStyle = {},
@@ -310,8 +340,8 @@
     }
 
     function updateButton() {
-      var color = buttonColor || themeParams.button_color || '#2481cc';
-      var text_color = buttonTextColor || themeParams.button_text_color || '#ffffff';
+      var color = mainButton.color;
+      var text_color = mainButton.textColor;
       postEvent('web_app_setup_main_button', false, isVisible ? {
         is_visible: true,
         is_active: true,
@@ -332,19 +362,29 @@
       }
     }
 
-    var mainButton = {
-      setParams: function(params) {
+    function setParams(params) {
+      var changed = false;
       if (typeof params.text !== 'undefined') {
-          var text = params.text.toString();
+        var text = params.text.toString().replace(/^\s+|\s+$/g, '');
+        if (!text.length) {
+          console.error('[Telegram.WebApp] Main button text is required', params.text);
+          throw Error('WebAppMainButtonParamInvalid');
+        }
         if (text.length > 64) {
           console.error('[Telegram.WebApp] Main button text is too long', text);
           throw Error('WebAppMainButtonParamInvalid');
         }
+        if (buttonText !== text) {
+          changed = true;
+        }
         buttonText = text;
       }
       if (typeof params.color !== 'undefined') {
         if (params.color === false ||
             params.color === null) {
+          if (buttonColor !== false) {
+            changed = true;
+          }
           buttonColor = false;
         } else {
           var color = parseColorToHex(params.color);
@@ -352,12 +392,18 @@
             console.error('[Telegram.WebApp] Main button color format is invalid', color);
             throw Error('WebAppMainButtonParamInvalid');
           }
+          if (buttonColor !== color) {
+            changed = true;
+          }
           buttonColor = color;
         }
       }
       if (typeof params.text_color !== 'undefined') {
         if (params.text_color === false ||
             params.text_color === null) {
+          if (buttonTextColor !== false) {
+            changed = true;
+          }
           buttonTextColor = false;
         } else {
           var text_color = parseColorToHex(params.text_color);
@@ -365,46 +411,56 @@
             console.error('[Telegram.WebApp] Main button text color format is invalid', text_color);
             throw Error('WebAppMainButtonParamInvalid');
           }
+          if (buttonTextColor !== text_color) {
+            changed = true;
+          }
           buttonTextColor = text_color;
         }
       }
-        if (typeof params.is_progress_visible !== 'undefined') {
-          isProgressVisible = !!params.is_progress_visible;
-        }
-        if (typeof params.is_active !== 'undefined') {
-          isActive = !!params.is_active;
-        }
       if (typeof params.is_visible !== 'undefined') {
+        if (params.is_visible &&
+            !mainButton.text.length) {
+          console.error('[Telegram.WebApp] Main button text is required');
+          throw Error('WebAppMainButtonParamInvalid');
+        }
+        if (isVisible !== !!params.is_visible) {
+          changed = true;
+        }
         isVisible = !!params.is_visible;
       }
+      if (changed) {
+        updateButton();
+      }
+      return mainButton;
+    }
+
+    mainButton.setParams = setParams;
+    mainButton.setText = function(text) {
+      mainButton.text = text;
+    };
+    mainButton.onClick = function(callback) {
+      onClickCallback = callback;
+    };
+    mainButton.show = function() {
+      return mainButton.setParams({is_visible: true});
+    };
+    mainButton.hide = function() {
+      return mainButton.setParams({is_visible: false});
+    };
+    mainButton.showProgress = function(leaveActive) {
+      isActive = !!leaveActive;
+      isProgressVisible = true;
       updateButton();
       return mainButton;
-      },
-      onClick: function(callback) {
-        onClickCallback = callback;
-      },
-      show: function() {
-        return mainButton.setParams({is_visible: true});
-      },
-      hide: function() {
-        return mainButton.setParams({is_visible: false});
-      },
-      enable: function() {
-        return mainButton.setParams({is_active: true});
-      },
-      disable: function() {
-        return mainButton.setParams({is_active: false});
-      },
-      setText: function(text) {
-        return mainButton.setParams({text: text});
-      },
-      showProgress: function() {
-        return mainButton.setParams({is_progress_visible: true, is_active: false});
-      },
-      hideProgress: function() {
-        return mainButton.setParams({is_progress_visible: false, is_active: true});
-      }
     };
+    mainButton.hideProgress = function() {
+      if (!mainButton.isActive) {
+        isActive = true;
+      }
+      isProgressVisible = false;
+      updateButton();
+      return mainButton;
+    }
     return mainButton;
   })();
 
@@ -486,7 +542,7 @@
     MainButton: MainButton,
     sendData: function (data) {
       if (!data || !data.length) {
-        console.error('[Telegram.WebApp] Data is empty', data);
+        console.error('[Telegram.WebApp] Data is required', data);
         throw Error('WebAppDataInvalid');
       }
       if (byteLength(data) > 4096) {
@@ -495,6 +551,9 @@
       }
       postEvent('web_app_data_send', false, {data: data});
     },
+    expand: function () {
+      postEvent('web_app_expand');
+    },
     close: function () {
       postEvent('web_app_close');
     }